Opera Developer 20.0.1387.2 update
![](https://www-static-blogs.operacdn.com/desktop/wp-content/themes/opera-2022/static/img/img-placeholder.e3550a73cbe5432de9d7de613fbf1e1a.jpg)
Another Opera Developer build is out of the door. You have been waiting for it while we worked on stabilizing Opera 19, but it’s worth the wait. This changelog contains a bunch of fixes. Want to see if the bugs that bothered you are now resolved? Install the updated Opera Developer desktop browser and give it a try.
PS: What you see here is the start of the next Opera Next.
Highlights
- Clearing of session cookies when quitting Opera
- New chrome extensions API – chrome.proxy and chrome.downloads
- JavaScript dialogs have changed
Known issues:
- Broken extension pop-out windows on Windows
Downloads
- Opera Developer netinstaller for Windows
- Opera Developer for Windows (Offline)
- Opera Developer for Mac